Consider the terms pyramid, line, square, and triangle. the term not defined in euclidean geometry.

I think the term that is not defined in Euclidean geometry is : Pyramid

Consider the terms pyramid, line, square, and triangle. The term is not defined in Euclidean geometry.
Pyramid

A)26•2=52there are 2 sides with the same length116-52=64the other 2 side have to be half of 64 each64/2=32the width is 32b)make two sentences about these steps because your teacher knows how you write and explain things.